Q Am I right that when sections of plaster break away from the lath, an accepted repair technique is to roughly fill in those gaps with drywall and then drywall over the whole wall or ceiling? — M.H., ...

Q: My house was built in 1887 and is still in good shape except for the ceilings. They are all horsehair plaster, with many cracks that I tried to patch with a hard-setting Spackle that did not work, ...

Q. How important is it to repair plaster before repainting? Our ceilings have peeling paint that we’re pretty sure was caused by past water damage. Since the water problem is no longer an issue, can ...